HVAC company

One Hour Air Conditioning & Heating®

4.7 from 228 Google reviews Last updated Sep 25, 2026

64SCORE

At a glance

Trades: HVAC

How the 64 score breaks down

Rating quality32.0 / 45

Review volume17.0 / 25

Review recency13.0 / 15

Years in business2.5 / 10

Verified license0.0 / 5

Scores are calculated the same way for every company. See the method.

What customers say

5★

204

4★

3★

2★

1★

Mr. Bryant was courteous and professional, and also informative. He has a warm personality that made me feel comfortable about his services for OneHour, with which I have a contract. Satisfied with the company.
Google review, Sep 25, 2026

Ivery arrived 9/23/26 on-time & was prepared to perform the maintenance tasks. Unfortunately he wasn't able to complete his work because the part he needed to install wasn't working properly. He's scheduled to return Thursday afternoon between 12 & 4. Today 9/24/26 Ivery returned to complete the work that began ye…
Google review, Sep 24, 2026

Excellent job diagnosing and correcting the thermostat issue
Google review, Sep 12, 2026

Rating distribution and reviews from the company's public Google listing.

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See the full Rockville ranking